alkalinity rise

My alkalinity keeps rising and my corals are all taking a hit over the past week I am up 1 dkh I am not dosing or anything I haven’t put my hands in the tank in about 2 weeks when I last did a water change I do one this Sunday. Please help I am using salifter test kit and I have been testing...

Hi Friends, Here are my current parameters: Salinity – 1.025 ORP – 440 PH – 8 Temp – 76 Alkalinity – 13.7 Calcium – 345 Magnesium - 1100 Ammonia/Nitrates/Nitrites = 0 Salt - CoraLife = Calcium (400), Magnesium (1150) Do I need to be concerned about my alkalinity being so high? Should I be...

Hi, Over the past month, my alk keeps climbing steadily. I test the same time each week, and everything remains in line except the alk lately. Same salt since starting the tank over a year ago (RS Coral Pro). I change water the same time each week (10%). All rock has been in the tank for at...